What was found
ON DESCENT FROM FL250 WITH TORQUE AT 61 PERCENT A VIBRATION WAS FELT. REPLACED LEFT AILERON HINGE AND BUSHING IAW MM 57-00-00, REMOVED AND REPLACED RIGHT AILERON TRIM TAB IAW EMB 120 MM 27-72-02.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
ON DESCENT FROM FL250 WITH TORQUE AT 61 PERCENT A VIBRATION WAS FELT. REPLACED LEFT AILERON HINGE AND BUSHING IAW MM 57-00-00, REMOVED AND REPLACED RIGHT AILERON TRIM TAB IAW EMB 120 MM 27-72-02.